Home / 14,069.12-21,079.44-9,322.32

Finding the Fourth Proportional to 14,069.12, 21,079.44 and 9,322.32

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Solution

The fourth proportional to 14,069.12, 21,079.44 and 9,322.32 is: 13,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.12 : 21,079.44 = 9,322.32 : x
  2. Step 2: Convert to fraction form
    14,069.12/21,079.44 = 9,322.32/x
  3. Step 3: Cross multiply
    14,069.12x = 21,079.44 × 9,322.32
  4. Step 4: Simplify right side
    14,069.12x = 196,509,285.10
  5. Step 5: Solve for x
    x = 196,509,285.10/14,069.12
  6. Step 6: Final answer
    x = 13,967.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.